By now we know what Huawei is planning for this year’s Huawei P20. The phone will come in multiple varieties and varying price points, the most premium being a version of the phone with three cameras.

We’ve seen plenty of phones feature dual camera setups, with some devices like the iPhone or Galaxy Note 8 featuring a secondary zoom lens, while others like the OnePlus 5T feature a separate camera for enhanced low light. But up until now, no one has been crazy brave enough to cover all...